speiss pseiss sepiss espiss pesiss epsiss spiess psiess sipess ispess pisess ipsess seipss esipss siepss isepss eispss iespss peisss episss piesss ipesss eipsss iepsss spesis psesis sepsis espsis pessis epssis spseis psseis sspeis sspeis psseis spseis sespis esspis ssepis ssepis esspis sespis pessis epssis psesis spesis espsis sepsis spises psises sipses ispses pisses ipsses spsies pssies sspies sspies pssies spsies sispes isspes ssipes ssipes isspes sispes pisses ipsses psises spises ispses sipses seisps esisps siesps isesps eissps iessps sesips essips sseips sseips essips sesips siseps isseps ssieps ssieps isseps siseps eissps iessps esisps seisps isesps siesps peisss episss piesss ipesss eipsss iepsss pesiss epsiss pseiss speiss espiss sepiss pisess ipsess psiess spiess ispess sipess eispss iespss esipss seipss isepss siepss speiss pseiss sepiss espiss pesiss epsiss spiess psiess sipess ispess pisess ipsess seipss esipss siepss isepss eispss iespss peisss episss piesss ipesss eipsss iepsss spesis psesis sepsis espsis pessis epssis spseis psseis sspeis sspeis psseis spseis sespis esspis ssepis ssepis esspis sespis pessis epssis psesis spesis espsis sepsis spises psises sipses ispses pisses ipsses spsies pssies sspies sspies pssies spsies sispes isspes ssipes ssipes isspes sispes pisses ipsses psises spises ispses sipses seisps esisps siesps isesps eissps iessps sesips essips sseips sseips essips sesips siseps isseps ssieps ssieps isseps siseps eissps iessps esisps seisps isesps siesps peisss episss piesss ipesss eipsss iepsss pesiss epsiss pseiss speiss espiss sepiss pisess ipsess psiess spiess ispess sipess eispss iespss esipss seipss isepss siepss spessi psessi sepssi espssi pesssi epsssi spsesi pssesi sspesi sspesi pssesi spsesi sespsi esspsi ssepsi ssepsi esspsi sespsi pesssi epsssi psessi spessi espssi sepssi spessi psessi sepssi espssi pesssi epsssi spsesi pssesi sspesi sspesi pssesi spsesi sespsi esspsi ssepsi ssepsi esspsi sespsi pesssi epsssi psessi spessi espssi sepssi spssei psssei sspsei sspsei psssei spssei spssei psssei sspsei sspsei psssei spssei ssspei ssspei ssspei ssspei ssspei ssspei psssei spssei psssei spssei sspsei sspsei sesspi essspi ssespi ssespi essspi sesspi sesspi essspi ssespi ssespi essspi sesspi sssepi sssepi sssepi sssepi sssepi sssepi essspi sesspi essspi sesspi ssespi ssespi pesssi epsssi psessi spessi espssi sepssi pesssi epsssi psessi spessi espssi sepssi pssesi spsesi pssesi spsesi sspesi sspesi esspsi sespsi esspsi sespsi ssepsi ssepsi spisse psisse sipsse ispsse pissse ipssse spsise pssise sspise sspise pssise spsise sispse isspse ssipse ssipse isspse sispse pissse ipssse psisse spisse ispsse sipsse spisse psisse sipsse ispsse pissse ipssse spsise pssise sspise sspise pssise spsise sispse isspse ssipse ssipse isspse sispse pissse ipssse psisse spisse ispsse sipsse spssie psssie sspsie sspsie psssie spssie spssie psssie sspsie sspsie psssie spssie ssspie ssspie ssspie ssspie ssspie ssspie psssie spssie psssie spssie sspsie sspsie sisspe issspe ssispe ssispe issspe sisspe sisspe issspe ssispe ssispe issspe sisspe sssipe sssipe sssipe sssipe sssipe sssipe issspe sisspe issspe sisspe ssispe ssispe pissse ipssse psisse spisse ispsse sipsse pissse ipssse psisse spisse ispsse sipsse pssise spsise pssise spsise sspise sspise isspse sispse isspse sispse ssipse ssipse seissp esissp siessp isessp eisssp iesssp sesisp essisp sseisp sseisp essisp sesisp sisesp issesp ssiesp ssiesp issesp sisesp eisssp iesssp esissp seissp isessp siessp seissp esissp siessp isessp eisssp iesssp sesisp essisp sseisp sseisp essisp sesisp sisesp issesp ssiesp ssiesp issesp sisesp eisssp iesssp esissp seissp isessp siessp sessip esssip ssesip ssesip esssip sessip sessip esssip ssesip ssesip esssip sessip ssseip ssseip ssseip ssseip ssseip ssseip esssip sessip esssip sessip ssesip ssesip sissep isssep ssisep ssisep isssep sissep sissep isssep ssisep ssisep isssep sissep sssiep sssiep sssiep sssiep sssiep sssiep isssep sissep isssep sissep ssisep ssisep eisssp iesssp esissp seissp isessp siessp eisssp iesssp esissp seissp isessp siessp essisp sesisp essisp sesisp sseisp sseisp issesp sisesp issesp sisesp ssiesp ssiesp peisss episss piesss ipesss eipsss iepsss pesiss epsiss pseiss speiss espiss sepiss pisess ipsess psiess spiess ispess sipess eispss iespss esipss seipss isepss siepss peisss episss piesss ipesss eipsss iepsss pesiss epsiss pseiss speiss espiss sepiss pisess ipsess psiess spiess ispess sipess eispss iespss esipss seipss isepss siepss pessis epssis psesis spesis espsis sepsis pessis epssis psesis spesis espsis sepsis psseis spseis psseis spseis sspeis sspeis esspis sespis esspis sespis ssepis ssepis pisses ipsses psises spises ispses sipses pisses ipsses psises spises ispses sipses pssies spsies pssies spsies sspies sspies isspes sispes isspes sispes ssipes ssipes eissps iessps esisps seisps isesps siesps eissps iessps esisps seisps isesps siesps essips sesips essips sesips sseips sseips isseps siseps isseps siseps ssieps ssieps
Note: these 'words' (valid or invalid) are all the permutations of the word speiss. These words are obtained by scrambling the letters in speiss.